Home / 51,195.38-70,655.36-28,536.44

Finding the Fourth Proportional to 51,195.38, 70,655.36 and 28,536.44

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Solution

The fourth proportional to 51,195.38, 70,655.36 and 28,536.44 is: 39,383.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,195.38 : 70,655.36 = 28,536.44 : x
  2. Step 2: Convert to fraction form
    51,195.38/70,655.36 = 28,536.44/x
  3. Step 3: Cross multiply
    51,195.38x = 70,655.36 × 28,536.44
  4. Step 4: Simplify right side
    51,195.38x = 2,016,252,441.32
  5. Step 5: Solve for x
    x = 2,016,252,441.32/51,195.38
  6. Step 6: Final answer
    x = 39,383.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.